Technical Data SD CLCL Units
Sound Data
Overall
dB(A)
Frequency (Hz) dB
Sound Measurement
63
125
250
500
1000
2000
4000
8000
SD18D090-CLCL
Discharge Air
62
65
76
63
55
49
46
39
31
Return Air
57
63
70
58
52
46
46
38
31
Case Breakout
63
70
75
66
59
53
49
45
37
Sound Pressure @ 3m
49
56
61
51
45
38
35
31
22
SD22D120-CLCL
Discharge Air
66
69
80
67
59
53
50
43
35
Return Air
61
67
74
62
55
50
50
43
35
Case Breakout
67
75
79
69
63
57
54
50
41
Sound Pressure @ 3m
53
60
65
55
48
42
39
35
26
SD25D135-CLCL
Discharge Air
65
68
79
66
58
52
49
42
34
Return Air
60
66
73
61
54
49
49
41
34
Case Breakout
66
73
78
68
62
56
52
48
40
Sound Pressure @ 3m
52
59
64
54
48
41
38
34
25
SD31D190-CLCL
Discharge Air
66
69
80
67
59
53
50
43
35
Return Air
61
67
74
62
55
50
50
42
35
Case Breakout
67
74
79
69
63
57
53
49
41
Sound Pressure @ 3m
53
60
65
55
49
42
39
35
26
SD35D225-CLCL
Discharge Air
69
72
83
69
61
56
53
46
38
Return Air
64
70
77
65
58
52
53
46
38
Case Breakout
70
77
82
72
66
60
56
52
44
Sound Pressure @ 3m
55
63
67
58
51
45
42
38
29
Precision Air Conditioning
SmartCool™ 6 - 200kW
81
SmartCool 6 - 200kW Chilled Water Technical Manual 7674716 V1.10.0_10_2018
Te
ch
nic
al
CL
CL
SD
(1) dB(A) is the overall sound level, measured on the A scale
(2) All sound data measured at nominal conditions, Discharge Air, Return air and case breakout is sound power.
